/Engine/Source/Runtime/Slate/Public/Framework/Layout/ScrollyZoomy.h
Should be called by your widget when the mouse wheel is used
IfFReply::Handledis returned, that should be passed as the result of the calling function.
[FReply](API\Runtime\SlateCore\Input\FReply) OnMouseWheel ( const [FPointerEvent](API\Runtime\SlateCore\Input\FPointerEvent) & MouseEvent, [IScrollableZoomable](API\Runtime\Slate\Framework\Layout\IScrollableZoomable) & ScrollableZoomable )